import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [{
      path: 'dashboard',
      name: '首页',
      component: () => import('@/views/dashboard/index'),
      meta: {title: '首页', icon: 'dashboard'}
    }]
  },

  {
    path: '/datasource',
    component: Layout,
    children: [{
      path: 'list',
      name: '数据源',
      component: () => import('@/views/datasource/index'),
      meta: {title: '数据源', icon: 'db'}
    }]
  },

  {
    path: '/config',
    redirect: '/config/plan',
    name: '配置管理',
    meta: {title: '配置管理', icon: 'config'},
    component: Layout,
    children: [
      {
        path: 'plan',
        name: '方案',
        component: () => import('@/views/config/plan/index'),
        meta: {title: '方案', icon: 'plan'}
      },
      {
        path: 'global',
        name: '全局',
        component: () => import('@/views/config/global/index'),
        meta: {title: '全局', icon: 'global'}
      },
      {
        path: 'package',
        name: 'package',
        component: () => import('@/views/config/package/index'),
        meta: {title: '包名', icon: 'package'}
      },
      {
        path: 'strategy',
        name: '策略',
        component: () => import('@/views/config/strategy/index'),
        meta: {title: '策略', icon: 'jurassic'}
      },
      {
        path: 'controller',
        name: 'controller',
        component: () => import('@/views/config/controller/index'),
        meta: {title: 'controller', icon: 'controller'}
      },
      {
        path: 'service',
        name: 'service',
        component: () => import('@/views/config/service/index'),
        meta: {title: 'service', icon: 'service'}
      },
      {
        path: 'entity',
        name: 'entity',
        component: () => import('@/views/config/entity/index'),
        meta: {title: 'entity', icon: 'entity'}
      },
      {
        path: 'mapper',
        name: 'mapper',
        component: () => import('@/views/config/mapper/index'),
        meta: {title: 'mapper', icon: 'mapper'}
      },
      {
        path: 'pojo',
        name: 'pojo',
        component: () => import('@/views/config/pojo/index'),
        meta: {title: 'pojo', icon: 'pojo'}
      }
    ]
  },
  {
    path: '/code',
    component: Layout,
    children: [{
      path: 'generator',
      name: '生成代码',
      component: () => import('@/views/generator/index'),
      meta: {title: '生成代码', icon: 'gen'}
    }]
  },
  // 404 page must be placed at the end !!!
  {path: '*', redirect: '/404', hidden: true}
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({y: 0}),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
